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EP1244545B1 - Utilisation d'une resine moulee et d'un joint de bordure duroplastique pour la fabrication d'un dispositif sandwich compose d'un ecran et d'un panneau de verre - Google Patents

Utilisation d'une resine moulee et d'un joint de bordure duroplastique pour la fabrication d'un dispositif sandwich compose d'un ecran et d'un panneau de verre Download PDF

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Publication number
EP1244545B1
EP1244545B1 EP00983124A EP00983124A EP1244545B1 EP 1244545 B1 EP1244545 B1 EP 1244545B1 EP 00983124 A EP00983124 A EP 00983124A EP 00983124 A EP00983124 A EP 00983124A EP 1244545 B1 EP1244545 B1 EP 1244545B1
Authority
EP
European Patent Office
Prior art keywords
casting resin
glass
acrylate
display screen
edge seal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP00983124A
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German (de)
English (en)
Other versions
EP1244545A1 (fr
Inventor
Michael Schwamb
Thomas Pöhlmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koemmerling Chemische Fabrik GmbH
Original Assignee
Koemmerling Chemische Fabrik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE10048991A external-priority patent/DE10048991A1/de
Application filed by Koemmerling Chemische Fabrik GmbH filed Critical Koemmerling Chemische Fabrik GmbH
Publication of EP1244545A1 publication Critical patent/EP1244545A1/fr
Application granted granted Critical
Publication of EP1244545B1 publication Critical patent/EP1244545B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10807—Making laminated safety glass or glazing; Apparatus therefor
    • B32B17/10899—Making laminated safety glass or glazing; Apparatus therefor by introducing interlayers of synthetic resin
    • B32B17/10908—Making laminated safety glass or glazing; Apparatus therefor by introducing interlayers of synthetic resin in liquid form
    • B32B17/10917—Making laminated safety glass or glazing; Apparatus therefor by introducing interlayers of synthetic resin in liquid form between two pre-positioned glass layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10706—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer being photo-polymerized
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10743—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing acrylate (co)polymers or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
    • C08F265/06—Polymerisation of acrylate or methacrylate esters on to polymers thereof

Definitions

  • the invention relates to the use of a casting resin and the use of a permanently plastic edge sealing compound for gluing a glass sheet on the Front of a screen.
  • the object of the invention is the breaking sensitivity of the screen front humiliate and fly around splinters of glass on the screen front (flat or spherical) to avoid.
  • the object is achieved by the use of a transparent casting resin for producing a sandwich assembly consisting of a screen, a cast resin layer and a glass sheet.
  • the casting resin consists of reactive acrylate and / or methacrylate monomers, acrylate and / or methacrylate oligomers, adhesion promoters and initiators. Upon curing, the reactive acrylate and / or methacrylate monomers form a copolymer which may have a crosslinked structure.
  • the casting resin may further contain nonreactive acrylate and / or methacrylate homo- and copolymers, plasticizers, tackifying additives and stabilizers.
  • the casting resin contains the abovementioned ingredients in the following percentages by weight: a) reactive acrylate and / or methacrylate monomers 50 - 97 b) acrylate and / or methacrylate functional oligomers 1 - 40 c) non-reactive acrylate and / or methacrylate homopolymers and copolymers 0 - 15 d) fillers 0 - 5 e) softener 0 - 15 f) bonding agent 0.3 - 3 G) photoinitiators 0.01 - 3 H) tackifying additives 0 - 5 i) stabilizers 0 - 2
  • a casting resin which contains the abovementioned ingredients in the following percentages by weight: a) reactive acrylate and / or methacrylate monomers 80 - 97 b) acrylate and / or methacrylate functional oligomers 1 - 20 c) non-reactive acrylate and / or methacrylate homo- and - copolymers 0 - 15 d) fillers 0 - 5 e) softener 0 - 15 f) bonding agent 0.3 - 3 G) photoinitiators 0.05 - 1 H) tackifying additives 0 - 5 i) stabilizers 0 - 2
  • esters of acrylic or methacrylic acid used as reactive acrylate and / or methacrylate monomers (crosslinkers) monofunctional and multifunctional, preferably monofunctional, esters of acrylic or methacrylic acid used.
  • the alcohol components of the esters used may be a functional group-substituted or unsubstituted alkyl group (such as methyl, ethyl, n -propyl, iso -propyl, n -butyl, tert -butyl, pentyl, hexyl, their Isomeric and higher homologs, such as 2-ethylhexyl, phenoxyethyl, hydroxyethyl, 2-hydroxypropyl, and Caprolactone hydroxyethyl, polyethylene glycol, polypropylene glycol and dimethylaminoethyl) include.
  • the amides of these acids such as dimethylacrylamide or diethylacrylamide and methylethylacrylamide and acrylonitrile used. It can too Mixtures of the reactive acrylate and methacrylate monomers can be used.
  • Examples of reactive acrylate and methacrylate monomers having a double bond are methyl acrylate, methyl methacrylate, ethyl acrylate, ethyl methacrylate, n-propyl acrylate, n-propyl methacrylate, i-propyl acrylate, i-propyl methacrylate, n-butyl acrylate, n-butyl methacrylate, i-butyl acrylate, i-butyl methacrylate, i-octyl acrylate, i-octyl methacrylate, n-octyl acrylate, n-octyl methacrylate, 2-ethylhexyl acrylate, 2-ethyl-hexyl methacrylate, n-decyl acrylate, n-decyl methacrylate, i-decyl acrylate, lauryl acrylate,
  • Reactive Acrylate and Methacrylate Monomers with 2 Double bonds are butanediol diacrylate, butanediol dimethacrylate, 1,3-butylene glycol dimethacrylate, 1,6-hexanediol diacrylate, 1,6-hexanediol dimethacrylate, neopentyl glycol diacrylate, Ethylene glycol dimethacrylate, diethylene glycol diacrylate, diethylene glycol dimethacrylate, Triethylene glycol diacrylate, triethylene glycol dimethacrylate, Tetraethylene glycol diacrylate, tetraethylene glycol dimethacrylate, polyethylene glycol diacrylate with an average molecular weight of 200, 400 or 600 g / mol, polyethylene glycol dimethacrylate with an average molecular weight of 200, 400 or 600 g / mol, Dipropylene glycol diacrylate or tripropylene glycol diacrylate.
  • Examples of reactive Acrylate and methacrylate monomers having three double bonds are trimethylolpropane triacrylate, Tri-methylolpropane trimethacrylate, pentaerythritol triacrylate, ethoxylated or propoxylated trimethylolpropane triacrylate and the corresponding Methacrylate with an average molecular weight of 430 to 1000 or Tris (2-hydroxyethyl) isocyanurate.
  • Examples of reactive acrylate and Methacrylate monomers having multiple double bonds are pentaerythritol tetraacrylate, Di-pentaerythritol pentaacrylate or di (trimethylolpropane) tetraacrylate.
  • acrylate and methacrylate functional oligomers are epoxy acrylates, Urethane acrylates, polyester acrylates and silicone acrylates.
  • the oligomers can monoder be more highly functional, they are preferably used difunctional. It It is also possible to use mixtures of the oligomers.
  • Epoxy acrylates are each based on acrylic or methacrylic acid terminated Bisphenol A diglycidyl ether, bisphenol F diglycidyl ether, their oligomers or Novolakglycidylether.
  • Urethane acrylates are composed of isocyanates (e.g., tolylene, tetramethylxylylene, Hexamethylene, isophorone, cyclohexylmethane, trimethylhexa-methylene, xylylene or Diphenylmethane diisocyanates) and polyols and functionalized with Hydroxy acrylates (e.g., 2-hydroxyethyl acrylate) or hydroxy methacrylates (e.g. Hydroxyethyl methacrylate).
  • isocyanates e.g., tolylene, tetramethylxylylene, Hexamethylene, isophorone, cyclohexylmethane, trimethylhexa-methylene, xylylene or Diphenylmethane diisocyanates
  • Hydroxy acrylates e.g., 2-hydroxyethyl acrylate
  • hydroxy methacrylates e.g. Hydroxyethyl methacryl
  • the polyols may be polyester polyols or polyether polyols.
  • polyester polyols can be prepared from a dicarboxylic acid or a mixture of several Dicarboxylic acids, preferably from a dicarboxylic acid (e.g., adipic acid, phthalic acid or their anhydrides) and one or more diols or polyols from a mixture of a diol with a triol, (e.g., 1,6-hexanediol, 1,2-propanediol, Neopentyl glycol, 1,2,3-propanetriol, trimethylolpropane, pentaerythritol or Ethylene glycols such as diethylene glycol).
  • a dicarboxylic acid e.g., adipic acid, phthalic acid or their anhydrides
  • diols or polyols from a mixture of a diol with a triol, (e.g.
  • Polyester polyols can also by reaction a hydroxycarboxylic acid (e.g., starting from caprolactone) with itself be won.
  • Polyether polyols can be prepared by etherification of a diol or Polyols be prepared with ethylene oxide or propylene oxide.
  • Polyester acrylates are the polyester polyols described above which are reacted with acrylic acid or functionalized with methacrylic acid.
  • silicone acrylates used here are based on acrylate functionalized polydimethylsiloxanes of different molecular weight.
  • Non-reactive acrylate or methacrylate homo- and copolymers are homo- and copolymers Copolymers of acrylic acid, methacrylic acid and the esters described above of these acids.
  • the casting resin may also be mixtures of said homo- and Contain copolymers.
  • the casting resin can also without non-reactive acrylate and Methacrylate homo- and copolymers are produced.
  • Fillers can be reinforcing and non-reinforcing.
  • fillers can fumed or precipitated silicas, preferably hydrophilic and / or are surface-treated, and cellulose derivatives, such as cellulose acetate, acetobutyrates, - acetopropionates, methylcellulose and hydroxypropylmethylcellulose, be used.
  • the casting resin may also be mixtures of said fillers contain.
  • the casting resin can also be produced without fillers.
  • plasticizers are esters of phthalic acid, such as di-2-ethylhexyl, Diisodecyl, diisobutyl, dicyclohexyl, and dimethyl phthalate, esters of Phosphoric acid, such as 2-ethylhexyl-diphenyl, tri (2-ethylhexyl) and tricresyl-phosphate, Esters of trimellitic acid, such as tri (2-ethylhexyl) and triisononyl trimellitate, esters of Citric acid, such as acetyltributyl and acetyltriethyl citrate, and esters of Dicarboxylic acids such as di-2-ethylhexyl adipate and dibutyl sebacate.
  • the casting resin can also contain mixtures of said plasticizers.
  • the casting resin can also be prepared without plasticizer.
  • Adhesion promoters can be selected from the group of organofunctional Silanes, such as 3-glycidyloxypropyltrialkoxysilane, 3-aminopropyltrialkoxysilane, N-aminoethyl-3-aminopropyltrialkoxysilane, 3-methacryloxypropyltrialkoxysilane, vinyltrialkoxysilane, Iso-Butyltrialkoxysilane, mercaptopropyl-trialkoxysilane, and from the Group of silicic acid esters, such as tetraalkyl orthosilicate.
  • the casting resin can also Mixtures of said adhesion promoters included.
  • photoinitiators compounds from the group of benzoin ethers, the benzil ketals, the ⁇ -dialkoxyacetophenones, the ⁇ -hydroxyalkylphenones, the ⁇ -aminoalkylphenones, the acylphosphine oxides, the benzophenones or the Thioxanthone or mixtures thereof are used.
  • Examples are 2-hydroxy-2-methyl-1-phenylpropanone-1, Bis (2,6-dimethoxybenzoyl) -2,4,4-trimethyl-phosphine oxide, 1-hydroxy-cyclohexyl phenyl ketone, 2-benzyl-2-dimethyl-amino-1- (4-morpholinophenyl) -butanone-1, 1-hydroxycyclohexylphenyl ketone, benzophenone, 2,2-dimethoxy-1,2-diphenylethan-1-one, and 2-methyl-1- [4- (methylthio) phenyl] -2-morpholonopropanone-1.
  • Tackifying additives can be selected from the group of natural and synthetic, also post-modified, resins.
  • resins serve hydrocarbon resins, rosin and its derivatives, polyterpenes and their derivatives, coumarone-indene resins, phenolic resins, polybutenes, hydrogenated Polybutenes, polyisobutenes and hydrogenated polyisobutenes.
  • the casting resin can also Mixtures of said tackifying additives included.
  • the casting resin can also be prepared without tackifying additives.
  • Stabilizers may include antioxidants such as phenols (e.g., 4-methoxyphenol) or hindered phenols (e.g., 2,6-di-tert-butyl-4-methylphenol) or mixtures be different antioxidants.
  • the casting resin can also without stabilizers getting produced.
  • the curing of the casting resin is with UV light performed.
  • the casting resin is in a transparent and as possible colorless polymer film transferred.
  • a casting resin is used whose transparency is cured in the Condition (measured with a measuring device of Byk type Hazegard XL-211 Samples with a construction of 4 mm float glass / 2 mm cast resin / 4 mm float glass) in a range of 0.01 to 2 Haze, preferably in a range of 0.01 to 1 Haze and more preferably in a range of 0.01 to 0.5 ha.
  • a casting resin is used whose color in the cured state (Measured with a spectrophotometer from Perkin Eimer type Lambda 12 on Samples with a construction of 4 mm float glass / 2 mm cast resin / 4 mm float glass) in a range of L * 50 to 99, a * -10 to 10, b * -10 to 10, preferably in one Range of L * 80 to 99, a * -5 to 5, b * -5 to 5 and more preferably in one Range from L * 90 to 99, a * -5 to 0, b * -1 to 2.
  • L * 50 to 99 a -10 to 10
  • b * -10 to 10 preferably in one Range of L * 80 to 99, a * -5 to 5, b * -5 to 5 and more preferably in one Range from L * 90 to 99, a * -5 to 0, b * -1 to 2.
  • the cast resin used is prepared by mixing the ingredients in a suitable Aggregate produced.
  • the aggregate can be a Planetendissolver with be fast rotating dissolver disc.
  • the unit can be a stirred tank with a wing mixer or Be turbulence mixer. Whether high or low shear forces are needed hangs from the ingredients used. For example, e.g. for incorporation of pyrogenic Silica in a liquid a dissolver disc absolutely necessary. at low viscosities may require the use of a bead mill.
  • the mixing temperature is at the beginning of the mixture at room temperature and can in Dependence on the consistency of the mixture and the energy input of the mixture used mixer to rise to 70 ° C.
  • low boiling monomers e.g. Methyl methacrylate
  • the cleaning and drying of the screen front and the glass panel takes place in itself known manner with the help of commercial glass cleaner. Preferably, this can automatically done in a washing machine. After washing, the Glass panels should be absolutely dry, free of grease and free from detergent residues. Advantageous is a control on cleanliness. This can with the glass panel in the transmitted light and at the Screen front in reflection with the help of fluorescent tubes visually done. At the previous cutting of the glass sheet is advantageously with worked water-soluble or with residue-free drying cutting oils.
  • the edge seal can be preferred by means of a double-sided adhesive tape by means of a permanently plastic material (Randabdichtungsmasse), which has thermoplastic properties and after melting as a bead or Strand is applied to the screen or the glass panel is made become.
  • edge seal used must be compatible with the casting resin used, i.e. between the edge seal and casting resin must not be chemical Play reactions and there must be a mechanical compatibility.
  • the adhesive force per surface of the casting resin when cured must be greater than the yield strength of the edge seal at room temperature. This ensures that it does not come to unwanted detachments.
  • Acrylic foam tapes e.g. coated on both sides with pressure-sensitive adhesive Acrylic foam tapes, such as e.g. Acrylic Foam Tape Type 4951, 4611 or 4945/4664 the company 3M or double-sided with pressure-sensitive adhesive coated polyurethane foam tapes from e.g. the company Nordson or transparent self-sticky Acrylate tapes, such as Acrylic tape type 4910 or 4915 used by the company 3M become.
  • the adhesive tapes are between 3 to 9 mm, preferably 6 mm, wide and 1 to 2 mm, preferably 1.2 to 1.5 mm thick. Due to the softness of the offer transparent acrylate bands relative to the foam bands advantages with respect to Compressibility.
  • the filling takes place by means of flat nozzles made of thin stainless steel sheet a thickness of less than 0.2 mm and a maximum width of 50 mm, preferably max. 20 mm.
  • This filling takes place from above in a slight angle of the sandwich arrangement or from below, using a small aluminum nozzle (consisting of a maximum of 0.2 mm thick aluminum sheet) is glued.
  • This nozzle is about 5 mm wide and 1 mm thick and has at the point where it is glued into the sandwich assembly, a rectangular to oval shape.
  • the filling from above is preferred performed.
  • the sandwich assembly is vented after filling in the mold, that the sandwich arrangement from the inclined position slowly into the horizontal position is brought. After bleeding, the filling opening is closed.
  • This can with the thermoplastic edge sealing compound itself or with a Hot melt adhesive e.g. Ethylene vinyl acetate copolymer base are performed.
  • the not yet cured sandwich arrangement is on possibly still existing Air bubbles controlled. These may e.g. be removed with a cannula.
  • the curing of the casting resin is carried out with UV light.
  • Low-pressure tubes in blacklight blue have proved to be very suitable for the photoinitiators used here. These tubes have a low power consumption.
  • Several tubes are arranged so that a homogeneously illuminated radiation field results. With a radiant power (integral value 200 to 400 nm) of 15 to 25 W / m 2 , measured with a measuring device of the company Heraeus type Radialux, the required irradiation time is until fully cured in the range of 3 to 20 minutes. The exact value depends on the casting resin mixture used.
  • the edge seal As a spring and / or Introduce damper.
  • a spring this is by the Polymerization shrinkage of the casting resin during curing pressed together.
  • the spring is under constant pressure and the adjacent one polymeric cast resin interlayer permanently under tension. That means that the polymeric cast resin interlayer throughout the life of the Sandwich assembly a static load caused by the spring and the Polymerization shrink, has to absorb.
  • Double-sided adhesive tapes represent a combination of spring and damper. That means that at one through the polymerization shrinkage permanently applied traction on screen and Glass panel, part of this force acts as deformation of the edge seal. in the Model are responsible for the damping properties of the edge sealing.
  • the resilient properties of the tapes one Retained residual pressure.
  • Desirable is an edge seal that is as little as possible as a spring and so on much as possible acts as a damper to the polymerization shrinkage forces to be able to reduce as much as possible.
  • edge seal which a permanently plastic at room temperature mass consists of which thermoplastic Has properties and after melting as a caterpillar or strand on the Screen front or the glass panel is applied.
  • the edge sealant used is preferably a base polymer and optionally other ingredients.
  • the base polymer may be a homo-, co- or terpolymer of isobutylene or a mixture thereof or of a homo- and / or copolymers of acrylates and / or methacrylates or mixtures thereof.
  • ingredients may be thermoplastic, natural and natural polymers synthetic rubbers, tackifying additives, plasticizers, adhesion promoters, reinforcing and non-reinforcing fillers, stabilizers and other additives.
  • a preferred edge sealing compound contains the base polymer and the other ingredients in the following percentages by weight: a) base polymer 30 - 100 b) thermoplastic polymers 0 - 50 c) natural and synthetic rubbers 0 - 50 d) tackifying additives 0 - 30 e) softener 0 - 50 f) bonding agent 0 - 5 G) stabilizers 0 - 5 H) reinforcing and non-reinforcing fillers 0 - 70
  • the edge sealant used contains the base polymer and the other ingredients in the following percentages by weight: a) base polymer 40 - 100 b) thermoplastic polymers 0 - 30 c) natural and synthetic rubbers 0 - 30 d) tackifying additives 0 - 25 e) softener 0 - 30 f) bonding agent 0 - 3 G) stabilizers 0 - 3 H) reinforcing and non-reinforcing fillers 0 - 60
  • Homopolymers of isobutylene are polyisobutylenes, which are commercially available in various molecular weight ranges are available.
  • examples for Polyisobutylene trade names are Oppanol (BASF AG), Vistanex (Exxon) or Efrolen (Efremov).
  • the state of the polyisobutylenes ranges from liquid soft resinous to rubbery.
  • the molecular weight ranges can be as follows The number average molecular weight is 2,000 to 1,000,000 g / mol, preferably 24,000 to 600,000 g / mol, and the viscosity average of Molar mass is 5,000 to 6,000,000 g / mol, preferably 40,000 to 4,000,000 g / mol.
  • Co- and terpolymers of isobutylene contain 1,3-dienes as co- and termonomers, such as isoprene, butadiene, chloroprene or ⁇ -pinene, functional Vinyl compounds such as styrene, ⁇ -methylstyrene, p-methylstyrene or divinylbenzene, or other monomers.
  • An example of a copolymer of isobutylene and isoprene is Butyl rubber with low levels of isoprene; are commercially available e.g. various types of butyl from Bayer AG, Exxon Chemical or Kautschuk-Gesellschaft.
  • Terpolymers of isobutylene with the monomers isoprene and Divinylbenzene yield partially cross-linked butyl rubber types, which also by subsequent crosslinking of butyl rubber are available; commercially available are e.g. LC Butyl from Exxon Chemical, Kalar from Hardman or Polysar Butyl XL from Bayer AG.
  • the homo-, co- and terpolymers of isobutylene can also be one be subjected to subsequent chemical modification; known is the Reaction of butyl rubber with halogens (chlorine, bromine), the chlorine or Bromobutyl rubber leads.
  • Homo- or copolymers of acrylates or methacrylates are Polymers of the esters of acrylic or methacrylic acid and can, for example, as Alcohol component substituted with functional groups or unsubstituted Alkyl group, e.g.
  • thermoplastic polymers are polyolefins as homopolymers and copolymers, composed of the monomers ethylene, propylene, n-butene and their higher Homologs and isomers and from functional vinyl compounds such as vinyl acetate, Vinyl chloride, styrene and ⁇ -methylstyrene. Further examples are polyamides, polyimides, Polyacetals, polycarbonates, polyesters and polyurethanes and mixtures of mentioned polymers.
  • the edge sealing compound to be used according to the invention can also be produced without thermoplastic polymers.
  • Natural and synthetic rubbers can be selected from the group the homopolymers of dienes, the group of co-polymers and terpolymers of dienes with olefins and the group of copolymers of olefins.
  • examples are Polybutadiene, polyisoprene, polychloroprene, styrene-butadiene rubber, Block copolymers with blocks of styrene and butadiene or isoprene, ethylene-vinyl acetate rubber, Ethylene-propylene rubber and ethylene-propylene-diene rubber, for example with dicyclopentadiene or ethylidenenorbornene as the diene component.
  • the rubbers can also be used in hydrogenated form and also in Mixtures are used.
  • the invention to be used However, edge sealing compound can also be produced without rubbers.
  • Tackifying additives can be selected from the group of natural and synthetic, also post-modified resins, which are under other hydrocarbon resins, rosin and its derivatives, polyterpenes and their derivatives, coumarone-indene resins and phenolic resins, and from the Group of polybutenes, polyisobutenes and degraded liquid rubbers (e.g., butyl rubber or EPDM), which may also be hydrogenated. It can too Mixtures of the listed tackifying additives can be used. The However, according to the invention to be used Randabdichtungsmasse can also without Tackifying additives are made.
  • plasticizers are esters of phthalic acid (e.g., di-2-ethylhexyl, Diisodecyl, diisobutyl or dicyclohexyl phthalate), phosphoric acid (e.g., 2-ethylhexyl-diphenyl, Tri- (2-ethylhexyl) or tricresyl phosphate), trimellitic acid (e.g., tri (2-ethylhexyl) or triisononyl trimellitate), citric acid (e.g.
  • esters of phthalic acid e.g., di-2-ethylhexyl, Diisodecyl, diisobutyl or dicyclohexyl phthalate
  • phosphoric acid e.g., 2-ethylhexyl-diphenyl, Tri- (2-ethylhexyl) or tricresyl phosphate
  • trimellitic acid
  • Acetyltributyl or acetyltriethyl citrate or dicarboxylic acids (e.g., di-2-ethylhexyl adipate or dibutyl sebacate). It can also be mixtures of Plasticizers are used. The invention to be used Edge sealant can also be made without plasticizer.
  • Adhesive substances can be selected from the group of silanes, for example, 3-glycidyloxypropyltrialkoxysilane, 3-aminopropyltrialkoxysilane, N-aminoethyl-3-aminopropyltrialkoxysilane, 3-methacryloxypropyl-trialkoxysilane, Vinyltrialkoxysilane, isobutyltrialkoxysilane, 3-mercaptopropyltrialkoxysilane may be selected from the group of silicic acid esters, e.g. Tetra-alkyl orthosilicates, and from the group of metallates, e.g. Tetraalkyl titanates or Tetraalkylzirkonate, and Mixtures of the listed adhesion-promoting substances.
  • the invention according to However, using Randabdichtungsmasse can also without adhesion-promoting Substances are produced.
  • Stabilizers may include steric hindered phenolic type antioxidants (e.g. Tetrakis [methylene-3- (3,5-di-tert-butyl-4-hydroxyphenyl) propionate] methane) or from Type of sulfur-based antioxidants such as mercaptans, sulfides, polysulfides, Thiourea, mercaptals, thioaldehydes, thioketones, etc., or UV protectants of the benzotriazole, benzophenone or HALS type (hindered amine Light Stabilizer) or antiozonant. These can be either alone or in Mixtures are used. The invention to be used However, edge sealing compound can also be produced without stabilizers.
  • steric hindered phenolic type antioxidants e.g. Tetrakis [methylene-3- (3,5-di-tert-butyl-4-hydroxyphenyl) propionate] methane
  • sulfur-based antioxidants such as mercap
  • reinforcing and non-reinforcing fillers are pyrogenic or precipitated silica, silica gel, precipitated or ground chalk (also surface treated), calcium oxide, clay, kaolin, talc, quartz, zeolites, Titanium dioxide, glass fibers or aluminum and zinc powder and mixtures thereof. If a dark color of the edge seal according to the invention is not disturbing Soot, carbon fibers or graphite can also be used become. However, the edge sealing compound to be used according to the invention can also be produced without fillers.
  • a preferred edge seal has a yield strength of at most 4000 Pa, more preferably at most 2000 Pa, at 120 ° C (measured with a rheometer with plate / plate geometry, measuring plate 25 cm diameter, measurement in oscillation at oscillation frequency 1 Hz, torque range of 0, 1 to 100 mNm, shear rate of 10 -4 to 1 s -1 ).
  • the edge sealing compound to be used according to the invention is produced by Mix the base polymer in a suitable aggregate. There can be more, be mixed in the ingredients described above.
  • the mixing unit can, when high shear forces are required, for example a kneader Be twin-screw or a single-screw extruder. If not big Shear forces may be needed in a planetary dissolver, a mixture Wing mixer with dissolver disc, a turbulence mixer or similar Aggregates take place. Whether high or low shear forces are needed depends on the consistency of the starting materials and the respective product; so you need for the incorporation of rubbers or reinforcing fillers high shear forces.
  • the mixing temperature is in the range of 40 ° C to 200 ° C, preferably in the range between 70 ° C and 180 ° C.
  • the mixture can also be under inert gas or Vacuum be performed.
  • thermoplastic edge sealing compound is after melting by means of known processing equipment (e.g., conventional hot melt adhesive applicator or Extruder) at temperatures in the range between 40 ° C and 200 ° C, preferably between 70 ° C and 180 ° C, as a caterpillar or strand on the screen or the front Applied glass plate.
  • processing equipment e.g., conventional hot melt adhesive applicator or Extruder
  • the cross-sectional shape of the bead or strand can rectangular with rounded shape of the short side, triangular, round or oval.
  • the round to oval shape has been found because due the smaller contact surface to the glass surface, the thermoplastic Edge sealant cools slower and thereby a compression of the Sandwich arrangement with lower pressure is possible. This is especially true necessary if the glass sheet is thinner than 2 mm, otherwise it will be at the Pressing of thin glasses due to excessive pressure leads to glass breakage could.
  • the glass panel is congruent to the screen front stored.
  • the thickness of the edge seal is adjusted by pressing so that the G easilyharz Anlagenm at any point of the sandwich assembly, the value of 0.2 mm, preferably 0.5 mm below.
  • the edge sealing compound to be used according to the invention has the advantage that it has the required chemical and mechanical compatibility with the casting resin.
  • the advantage of the use according to the invention of the described casting resin lies in the reduced fragility of the resulting screens.
  • By the simultaneous use according to the invention of the described edge seal can reduce the fragility of the screen again. From Importance is the invention, especially in the production of flat screens with reduced fragility.
  • Example 1 Synthesis of a base polymer based on poly (meth) acrylate by means of UV polymerization for the later preparation of an edge sealant
  • Example 2 Preparation of a Randabdichtungsmasse based on poly (meth) acrylate
  • Example 1 In a kneader heated to 130 ° C., 60 g (69.0%) of the base polymer were precipitated Example 1 with 6 g (6.9%) highly dispersed silicic acid (filler), 20 g (23.0%) of a Acrylate resin (Jägotex AP 273 from Jäger, tackifier additive) and 1 g (1.1%) tetrakis [methylene-3- (3,5-di-tert-butyl-4-hydroxyphenyl) -propionate] methane (Ralox 630 from Raschig, stabilizer) kneaded for 60 minutes. Then it became Applied for 30 minutes at 130 ° C vacuum and then the mass in a Cartridge filled.
  • the reactive acrylate monomers were 1184.0 g (74.0 %) 2-ethylhexyl acrylate and 200.0 g (12.5%) of acrylic acid, as plasticizer 120.0 g (7.5%) benzyl 2-ethylhexyl adipate (Adimoll BO from Bayer) and as Adhesion Promoter 11.2 g (0.7%) of 3-glycidyloxypropyltrimethoxysilane (Dynasilan GLYMO the company Sivento) submitted and over a period of 10 minutes with a Propeller stirrer mixed.
  • acrylate-functional oligomer 80.0 g (5.0%) of an aliphatic urethane acrylate (Craynor CN 965 from Cray Valley) within 15 minutes.
  • 4.8 g (0.3%) were used as photoinitiator Oligo [2-hydroxy-2-methyl-1- [4- (1-methylvinyl) phenyl] propanone] (Esacure KIP 150 Lamberti's) was added and the mixture was homogenized for 10 minutes.
  • the reactive acrylate monomers were 874.4 g (54.65 %) 2-ethylhexyl acrylate and 240.0 g (15.0%) of acrylic acid, as plasticizer 160.0 g (10%) tricresyl phosphate (Disflamoll TKP from Bayer), as a coupling agent 4.8 g (0.3%) ⁇ -methacryloxypropyltrimethoxysilane (Dynasilan MEMO from Sivento) and as photoinitiator 0.8 g (0.05%) of benzil dimethyl ketal (Lucirin BDK from BASF) submitted and mixed for 15 minutes with a propeller stirrer.
  • plasticizer 160.0 g (10%) tricresyl phosphate (Disflamoll TKP from Bayer)
  • a coupling agent 4.8 g (0.3%) ⁇ -methacryloxypropyltrimethoxysilane (Dynasilan MEMO from Sivento)
  • acrylate-functional oligomer 320.0 g (20.0%) of a heated to 40 ° C. aliphatic urethane acrylate (Genomer 4215 from Rahn) under vigorous Slowly added stirring, and the mixture was stirred for a period of 20 Homogenized for a few minutes.
  • Example 7 Determination of the curing time of the casting resins from Examples 4 to 6 in the case of UV irradiation by float glass
  • the sandwich assemblies were cured under a UV sky of Torgauer Maschinenbau GmbH by irradiation with Blacklight tubes type TL-D 36W / 08 from Philips, wherein the UV radiation power at the glass surface was 20 W / m 2 .
  • the temperature during UV irradiation was measured with a temperature sensor PT 100 on the 4 mm thick float glass pane facing away from the UV tubes and recorded with an x / y recorder.
  • the starting temperature at the beginning of UV irradiation was 23 ° C.
  • Example 7 was repeated with the casting resins of Examples 4 to 6, wherein in each case instead of the second float glass a gray-colored glass plate with a transmission of 60% was used.
  • the colored glass plate was at the Curing of the respective composite facing the UV tubes.
  • the Haze value indicates the percentage of transmitted light that occurs in the Radiation of a sample by forward scattering from the direction of the incident Light is distracted. As Haze, only the flow of light becomes a distraction of more considered as 2.5 °.
  • Example 10 Production of cast resin films for determining the mechanical properties
  • the cured cast resin films after cooling to room temperature the polyester films peeled off to some mechanical properties of the to determine cured casting resins.
  • Example 11 Determination of the Shore A Hardness of the Hardened Casting Resins According to Examples 4 to 6
  • Example 12 Determination of the intrinsic strength of the cured casting resins according to Examples 4 to 6
  • the polymerization shrinkage was calculated according to the formula [1 / ⁇ fl-1 / film ⁇ ] * 100 / [1 / ⁇ fl], where ⁇ fl is the density of the liquid casting resin and ⁇ film is the density of the cured casting resin.
  • Table 4 Density and polymerization shrinkage of the casting resins Casting resin from example 4 Casting resin from example 5 Casting resin from example 6 Density of liquid casting resin [g / ml] 0.923 0.944 0.977 Density of the cured casting resin [g / cm 3 ] 1,031 1.066 1,084 Polymerization shrinkage [%] 10.5 11.5 9.9
  • Example 14 Determination of the viscosity of the casting resins from Examples 4 to 6
  • Example 15 Production of a Sandwich Assembly from Screen, Edge Seal from Example 2, Casting Resin from Example 4 and Glass Panel
  • the sandwich assembly was cured under a UV sky of Torgauer Maschinenbau GmbH by irradiation with Blacklight tubes type TL-D 36W / 08 from Philips within 25 minutes, the UV radiation power at the surface of the front glass 20 W / m 2 was.
  • Example 16 Production of a Sandwich Assembly from Screen, Edge Seal from Example 3, Casting Resin from Example 5 and Glass Panel
  • the sandwich assembly was cured under a UV sky of Torgauer Maschinenbau GmbH by irradiation with Blacklight tubes type TL-D 36W / 08 from Philips within 30 minutes, the UV radiation power at the surface of the front glass 25 W / m 2 was.
  • Example 17 Production of a sandwich arrangement of screen, edge seal, cast resin from Example 6 and glass sheet
  • the sandwich assembly was cured under a UV sky of Torgauer Maschinenbau GmbH by UV irradiation with Blacklight tubes type TL-D 36W / 08 from Philips within 25 minutes, the UV radiation power at the surface of the front glass 20 W / m 2 was.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Sealing Material Composition (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Macromonomer-Based Addition Polymer (AREA)

Claims (16)

  1. Emploi d'une résine de coulée transparente, constituée de monomères réactifs de type acrylate et/ou méthacrylate, d'oligomères d'acrylate et/ou de méthacrylate, de promoteurs d'adhésion et d'amorceurs, et d'un joint étanche de bordure pour la fabrication d'un dispositif sandwich constitué d'un écran, d'une couche de résine de coulée, d'un joint étanche de bordure entourant de tous côtés la couche de résine de coulée, et d'un panneau de verre, ladite résine de coulée contenant les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) monomères réactifs de type acrylate et/ou méthacrylate 50 - 97 b) oligomères fonctionnels d'acrylate et/ou de méthacrylate 1 - 40 c) homopolymères et copolymères non réactifs d'acrylate et/ou de méthacrylate 0 - 15 d) charges 0 - 5 e) plastifiants 0 - 15 f) promoteurs d'adhésion 0,3 - 3 g) photoamorceurs 0,01 - 3 h) adjuvants de pégosité 0 - 5 i) stabilisants 0 - 2
  2. Emploi conforme à la revendication 1, caractérisé en ce que ladite résine de coulée contient les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) monomères réactifs de type acrylate et/ou méthacrylate 80 - 97 b) oligomères fonctionnels d'acrylate et/ou de méthacrylate 1 - 20 c) homopolymères et copolymères non réactifs d'acrylate et/ou de méthacrylate 0 - 15 d) charges 0 - 5 e) plastifiants 0 - 15 f) promoteurs d'adhésion 0,3 - 3 g) photoamorceurs 0,05 - 2 h) adjuvants de pégosité 0 - 5 i) stabilisants 0 - 2
  3. Emploi conforme à la revendication 1 ou 2, caractérisé en ce que le joint étanche de bordure est constitué d'une masse de matériau durablement plastique qui présente des caractéristiques thermoplastiques et qu'on dépose après fusion, sous forme de cordon ou de boudin, sur la face avant de l'écran ou sur le panneau de verre.
  4. Emploi conforme à la revendication 3, caractérisé en ce que le matériau du joint étanche de bordure contient les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) polymère de base 30 - 100 b) polymères thermoplastiques 0 - 50 c) caoutchoucs naturels et synthétiques 0 - 50 d) adjuvants de pégosité 0 - 30 e) plastifiants 0 - 50 f) promoteurs d'adhésion 0 - 5 g) stabilisants 0 - 5 h) charges renforçantes et non-renforçantes 0 - 70
    le polymère de base étant constitué d'un homopolymère, copolymère ou terpolymère d'isobutylène ou d'un mélange de tels polymères, ou bien d'un homopolymère et/ou d'un copolymère d'acrylates et/ou méthacrylates ou d'un mélange de tels polymères.
  5. Emploi conforme à la revendication 4, caractérisé en ce que le matériau du joint étanche de bordure contient les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) polymère de base 40 - 100 b) polymères thermoplastiques 0 - 30 c) caoutchoucs naturels et synthétiques 0 - 30 d) adjuvants de pégosité 0 - 25 e) plastifiants 0 - 30 f) promoteurs d'adhésion 0 - 3 g) stabilisants 0 - 3 h) charges renforçantes et non-renforçantes 0 - 60
  6. Emploi conforme à l'une des revendications 3 à 5, caractérisé en ce que le seuil d'écoulement du joint étanche de bordure (mesuré à l'aide d'un rhéomètre à géométrie plan-plan, muni de disques de mesure de 25 cm de diamètre, et en mode oscillatoire à une fréquence d'oscillations de 1 Hz, pour un couple de rotation de 0,1 à 100 mN.m et une vitesse de cisaillement de 10-4 à 1 s-1) vaut au maximum 4 000 Pa à 120 °C.
  7. Emploi conforme à la revendication 6, caractérisé en ce que le seuil d'écoulement du joint étanche de bordure vaut au maximum 2 000 Pa à 120 °C.
  8. Emploi conforme à l'une des revendications 1 à 7, caractérisé en ce que la fabrication du dispositif sandwich comporte les étapes de procédé suivantes :
    1. nettoyage et séchage de l'écran et du panneau de verre
    2. dépôt d'un joint étanche de bordure sur la face avant de l'écran ou sur le panneau de verre
    3. mise du panneau de verre en exact recouvrement sur la face avant de l'écran
    4. pressage de l'objet composite obtenu, formé de l'écran et du panneau de verre, pour établir la distance voulue entre l'écran et le panneau de verre
    5. remplissage de l'espace intérieur avec la résine de coulée
    6. évacuation de l'air présent dans l'espace intérieur et fermeture de l'orifice de remplissage
    7. vérification de l'absence de bulles d'air dans l'espace intérieur rempli de résine de coulée
    8. durcissement de la résine de coulée par irradiation avec un rayonnement ultra-violet
    9. vérification finale du dispositif sandwich fini.
  9. Emploi d'une résine de coulée transparente, constituée de monomères réactifs de type acrylate, d'oligomères d'acrylate, de promoteurs d'adhésion et d'amorceurs, et d'un joint étanche de bordure pour la fabrication d'un dispositif sandwich constitué d'un écran, d'une couche de résine de coulée, d'un joint étanche de bordure entourant de tous côtés la couche de résine de coulée, et d'un panneau de verre, ladite résine de coulée contenant les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) monomères réactifs de type acrylate 50 - 97 b) oligomères fonctionnels d'acrylate 1 - 40 c) homopolymères et copolymères non réactifs d'acrylate 0 - 15 d) charges 0 - 5 e) plastifiants 0 - 15 f) promoteurs d'adhésion 0,3 - 3 g) photoamorceurs 0,01 - 3 h) adjuvants de pégosité 0 - 5 i) stabilisants 0 - 2
  10. Emploi conforme à la revendication 9, caractérisé en ce que ladite résine de coulée contient les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) monomères réactifs de type acrylate 80 - 97 b) oligomères fonctionnels d'acrylate 1 - 20 c) homopolymères et copolymères non réactifs d'acrylate 0 - 15 d) charges 0 - 5 e) plastifiants 0 - 15 f) promoteurs d'adhésion 0,3 - 3 g) photoamorceurs 0,05 - 2 h) adjuvants de pégosité 0 - 5 i) stabilisants 0 - 2
  11. Emploi conforme à la revendication 9 ou 10, caractérisé en ce que le joint étanche de bordure est constitué d'une masse de matériau durablement plastique qui présente des caractéristiques thermoplastiques et qu'on dépose après fusion, sous forme de cordon ou de boudin, sur la face avant de l'écran ou sur le panneau de verre.
  12. Emploi conforme à la revendication 11, caractérisé en ce que le matériau du joint étanche de bordure contient les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) polymère de base 30 - 100 b) polymères thermoplastiques 0 - 50 c) caoutchoucs naturels et synthétiques 0 - 50 d) adjuvants de pégosité 0 - 30 e) plastifiants 0 - 50 f) promoteurs d'adhésion 0 - 5 g) stabilisants 0 - 5 h) charges renforçantes et non-renforçantes 0 - 70
    le polymère de base étant constitué d'un homopolymère, copolymère ou terpolymère d'isobutylène ou d'un mélange de tels polymères, ou bien d'un homopolymère et/ou d'un copolymère d'acrylates et/ou méthacrylates ou d'un mélange de tels polymères.
  13. Emploi conforme à la revendication 12, caractérisé en ce que le matériau du joint étanche de bordure contient les constituants suivants (les teneurs sont exprimées en pourcentages pondéraux, et le total des teneurs en les divers constituants vaut 100 %) : a) polymère de base 40 - 100 b) polymères thermoplastiques 0 - 30 c) caoutchoucs naturels et synthétiques 0 - 30 d) adjuvants de pégosité 0 - 25 e) plastifiants 0 - 30 f) promoteurs d'adhésion 0 - 3 g) stabilisants 0 - 3 h) charges renforçantes et non-renforçantes 0 - 60
  14. Emploi conforme à l'une des revendications 11 à 13, caractérisé en ce que le seuil d'écoulement du joint étanche de bordure (mesuré à l'aide d'un rhéomètre à géométrie plan-plan, muni de disques de mesure de 25 cm de diamètre, et en mode oscillatoire à une fréquence d'oscillations de 1 Hz, pour un couple de rotation de 0,1 à 100 mN.m et une vitesse de cisaillement de 10-4 à 1 s-1) vaut au maximum 4 000 Pa à 120 °C.
  15. Emploi conforme à la revendication 14, caractérisé en ce que le seuil d'écoulement du joint étanche de bordure vaut au maximum 2 000 Pa à 120 °C.
  16. Emploi conforme à l'une des revendications 9 à 15, caractérisé en ce que la fabrication du dispositif sandwich comporte les étapes de procédé suivantes :
    1. nettoyage et séchage de l'écran et du panneau de verre
    2. dépôt d'un joint étanche de bordure sur la face avant de l'écran ou sur le panneau de verre
    3. mise du panneau de verre en exact recouvrement sur la face avant de l'écran
    4. pressage de l'objet composite obtenu, formé de l'écran et du panneau de verre, pour établir la distance voulue entre l'écran et le panneau de verre
    5. remplissage de l'espace intérieur avec la résine de coulée
    6. évacuation de l'air présent dans l'espace intérieur et fermeture de l'orifice de remplissage
    7. vérification de l'absence de bulles d'air dans l'espace intérieur rempli de résine de coulée
    8. durcissement de la résine de coulée par irradiation avec un rayonnement ultra-violet
    9. vérification finale du dispositif sandwich fini.
EP00983124A 1999-11-24 2000-11-10 Utilisation d'une resine moulee et d'un joint de bordure duroplastique pour la fabrication d'un dispositif sandwich compose d'un ecran et d'un panneau de verre Expired - Lifetime EP1244545B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19956548 1999-11-24
DE19956548 1999-11-24
DE10048991A DE10048991A1 (de) 1999-11-24 2000-09-27 Verwendung eines Giessharzes und einer dauerplastischen Randabdichtung zur Herstellung einer Sandwichanordnung, bestehend aus einem Bildschirm und einer Frontglastafel
DE10048991 2000-09-27
PCT/EP2000/011104 WO2001038087A1 (fr) 1999-11-24 2000-11-10 Utilisation d'une resine moulee et d'un joint de bordure duroplastique pour la fabrication d'un dispositif sandwich compose d'un ecran et d'un panneau de verre

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EP1244545A1 EP1244545A1 (fr) 2002-10-02
EP1244545B1 true EP1244545B1 (fr) 2005-02-09

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JP (1) JP2003527259A (fr)
AT (1) ATE288826T1 (fr)
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CA (1) CA2389502A1 (fr)
CZ (1) CZ20021793A3 (fr)
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JP4639684B2 (ja) * 2004-07-26 2011-02-23 株式会社スリーボンド 液晶表示装置のシール剤
TW200613422A (en) * 2004-07-22 2006-05-01 Three Bond Co Ltd Curable composition
JP5110602B2 (ja) 2006-12-28 2012-12-26 旭硝子株式会社 透明積層体及びその製造方法
JP7236460B2 (ja) * 2018-11-15 2023-03-09 デンカ株式会社 組成物
CN114347320B (zh) * 2022-01-06 2024-08-27 中国建筑科学研究院有限公司 一种树脂浇铸体胶体性能试验用硅橡胶模具的制备方法

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DE2516608C2 (de) * 1975-04-16 1983-11-17 Degussa Ag, 6000 Frankfurt (Meth)acrylatsirup und dessen Verwendung
US4599274A (en) * 1983-03-11 1986-07-08 Denki Kagaku Kogyo Kabushiki Kaisha Photo-curable adhesive composition for glass lamination and laminated glass and process for its production
JPS61222709A (ja) * 1985-03-28 1986-10-03 Kyowa Gas Chem Ind Co Ltd ポリメチルメタクリレ−ト系人造大理石の注型方法
DE3643088A1 (de) * 1986-12-17 1988-06-30 Flabeg Gmbh Fernseh-bildroehre mit verbundfrontscheibe
JPS63244429A (ja) * 1987-03-31 1988-10-11 Hitachi Chem Co Ltd 光デイスク用基板の製造方法ならびにこれに用いられる金型装置および連続製造装置
JPH0323839U (fr) * 1989-07-17 1991-03-12
JP2992325B2 (ja) * 1990-10-26 1999-12-20 三菱レイヨン株式会社 ポリブチレングリコールジ（メタ）アクリレート及びそれを含む注型重合用樹脂組成物
JPH0550446A (ja) * 1991-08-27 1993-03-02 Dainippon Printing Co Ltd 反応注型成形方法
DE19503713A1 (de) * 1995-02-04 1996-08-08 Huels Chemische Werke Ag Gießharze auf Basis von olefinisch ungesättigten Silanen und Metallsäureestern
JP3508395B2 (ja) * 1996-02-16 2004-03-22 三菱化学株式会社 光硬化樹脂シートの成形方法

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AU1999601A (en) 2001-06-04
BR0015742A (pt) 2002-07-16
ATE288826T1 (de) 2005-02-15
EP1244545A1 (fr) 2002-10-02
JP2003527259A (ja) 2003-09-16
CZ20021793A3 (cs) 2003-02-12
MXPA02005187A (es) 2002-11-07
WO2001038087A1 (fr) 2001-05-31

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